Home / 127,276.09-190,955.61-60,707.56

Finding the Fourth Proportional to 127,276.09, 190,955.61 and 60,707.56

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Solution

The fourth proportional to 127,276.09, 190,955.61 and 60,707.56 is: 91,081.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,276.09 : 190,955.61 = 60,707.56 : x
  2. Step 2: Convert to fraction form
    127,276.09/190,955.61 = 60,707.56/x
  3. Step 3: Cross multiply
    127,276.09x = 190,955.61 × 60,707.56
  4. Step 4: Simplify right side
    127,276.09x = 11,592,449,032.06
  5. Step 5: Solve for x
    x = 11,592,449,032.06/127,276.09
  6. Step 6: Final answer
    x = 91,081.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.